You didn’t use exactly what I gave you. The argument to the Directory directive
needs to be the path to the directory holding the WSGI script file, not the
name of the mod_wsgi daemon process group.
<Directory /var/www/html/flaskapp>
WSGIProcessGroup flaskapp
Require all granted
</Directory>
Graham
> On 12 Oct 2021, at 4:19 am, Jian Wu <[email protected]> wrote:
>
> Hello Graham,
>
> Thanks for pointing this out. I have now corrected it so the configuration
> file looks as below. The problem however still persists.
>
> cat /etc/apache2/sites-enabled/000-default.conf
> <VirtualHost *:80>
> # The ServerName directive sets the request scheme, hostname and port
> that
> # the server uses to identify itself. This is used when creating
> # redirection URLs. In the context of virtual hosts, the ServerName
> # specifies what hostname must appear in the request's Host: header to
> # match this virtual host. For the default virtual host (this file) this
> # value is not decisive as it is used as a last resort host regardless.
> # However, you must set it for any further virtual host explicitly.
> #ServerName www.example.com <http://www.example.com/>
>
> ServerAdmin webmaster@localhost
> DocumentRoot /var/www/html
> WSGIDaemonProcess flaskapp threads=5
> WSGIScriptAlias / /var/www/html/flaskapp/flaskapp.wsgi
> WSGIApplicationGroup %{GLOBAL}
>
> <Directory flaskapp>
> WSGIProcessGroup flaskapp
> Require all granted
> </Directory>
>
> # Available loglevels: trace8, ..., trace1, debug, info, notice, warn,
> # error, crit, alert, emerg.
> # It is also possible to configure the loglevel for particular
> # modules, e.g.
> #LogLevel info ssl:warn
>
> ErrorLog ${APACHE_LOG_DIR}/error.log
> CustomLog ${APACHE_LOG_DIR}/access.log combined
>
> # For most configuration files from conf-available/, which are
> # enabled or disabled at a global level, it is possible to
> # include a line for only one particular virtual host. For example the
> # following line enables the CGI configuration for this host only
> # after it has been globally disabled with "a2disconf".
> #Include conf-available/serve-cgi-bin.conf
> #Header set Access-Control-Allow-Origin "*"
> </VirtualHost>
>
> Best regards,
> Jian
>
>> Den 10. okt. 2021 kl. 23.23 skrev Graham Dumpleton
>> <[email protected] <mailto:[email protected]>>:
>>
>> For a start, this is wrong:
>>
>> <Directory flaskapp>
>> WSGIProcessGroup flaskapp
>> WSGIApplicationGroup %{GLOBAL}
>> Order deny,allow
>> Allow from all
>> </Directory>
>>
>> It should be:
>>
>> <Directory /var/www/html/flaskapp>
>> WSGIProcessGroup flaskapp
>> Require all granted
>> </Directory>
>>
>> Graham
>>
>>> On 11 Oct 2021, at 7:09 am, Jian Wu <[email protected]
>>> <mailto:[email protected]>> wrote:
>>>
>>> Dear Graham,
>>>
>>>
>>> I am following this guide
>>> https://asdkazmi.medium.com/deploying-flask-app-with-wsgi-and-apache-server-on-ubuntu-20-04-396607e0e40f
>>>
>>> <https://asdkazmi.medium.com/deploying-flask-app-with-wsgi-and-apache-server-on-ubuntu-20-04-396607e0e40f>
>>> to deploy a flask app together with apache2 and mod-wsgi. My intension is
>>> being able to perform a request post call from another server over the
>>> internet to my server running flask.
>>>
>>> It seems that the author suggests to install mod-wsgi using the below
>>> command. I am not sure if that package is supported?
>>>
>>> sudo apt-get install libapache2-mod-wsgi-py3
>>>
>>> I followed the instruction, and when I typed in my local IP address on a
>>> browser I received a message saying “Forbidden you don’t have the
>>> permission to access this ressource Apache 2.4.46 (Ubuntu server at
>>> 192.168.0.179 port 80).
>>>
>>> Hardware:
>>> - Raspberry Pi 4 with Ubuntu 20.04. My local IP is 192.168.0.179
>>> - Router configuration: As seen in the picture below, I have forwarded port
>>> 22 external to internal 22 and external port 81 to internal port 80.
>>> <Indsat grafik-1.tiff>
>>>
>>> These ports are opened on my Ubuntu server
>>> (env) hd2900@hd2900:/etc/apache2/sites-available$ sudo ufw status
>>> [sudo] password for hd2900:
>>> Status: active
>>>
>>> To Action From
>>> -- ------ ----
>>> 22/tcp ALLOW Anywhere
>>> OpenSSH ALLOW Anywhere
>>> Apache Full ALLOW Anywhere
>>> 81/tcp ALLOW Anywhere
>>> 22/tcp (v6) ALLOW Anywhere (v6)
>>> OpenSSH (v6) ALLOW Anywhere (v6)
>>> Apache Full (v6) ALLOW Anywhere (v6)
>>> 81/tcp (v6) ALLOW Anywhere (v6)
>>>
>>> My Apache2 configuration file:
>>> (env) hd2900@hd2900:~/Documents/Python/hd2900TakeawayPrint$ cat
>>> /etc/apache2/sites-enabled/000-default.conf
>>> <VirtualHost *:80>
>>> # The ServerName directive sets the request scheme, hostname and port
>>> that
>>> # the server uses to identify itself. This is used when creating
>>> # redirection URLs. In the context of virtual hosts, the ServerName
>>> # specifies what hostname must appear in the request's Host: header to
>>> # match this virtual host. For the default virtual host (this file) this
>>> # value is not decisive as it is used as a last resort host regardless.
>>> # However, you must set it for any further virtual host explicitly.
>>> #ServerName www.example.com <http://www.example.com/>
>>>
>>> ServerAdmin webmaster@localhost
>>> DocumentRoot /var/www/html
>>> WSGIDaemonProcess flaskapp threads=5
>>> WSGIScriptAlias / /var/www/html/flaskapp/flaskapp.wsgi
>>> WSGIApplicationGroup %{GLOBAL}
>>>
>>> <Directory flaskapp>
>>> WSGIProcessGroup flaskapp
>>> WSGIApplicationGroup %{GLOBAL}
>>> Order deny,allow
>>> Allow from all
>>> </Directory>
>>>
>>> # Available loglevels: trace8, ..., trace1, debug, info, notice, warn,
>>> # error, crit, alert, emerg.
>>> # It is also possible to configure the loglevel for particular
>>> # modules, e.g.
>>> #LogLevel info ssl:warn
>>>
>>> ErrorLog ${APACHE_LOG_DIR}/error.log
>>> CustomLog ${APACHE_LOG_DIR}/access.log combined
>>>
>>> # For most configuration files from conf-available/, which are
>>> # enabled or disabled at a global level, it is possible to
>>> # include a line for only one particular virtual host. For example the
>>> # following line enables the CGI configuration for this host only
>>> # after it has been globally disabled with "a2disconf".
>>> #Include conf-available/serve-cgi-bin.conf
>>> #Header set Access-Control-Allow-Origin "*"
>>> </VirtualHost>
>>>
>>> # vim: syntax=apache ts=4 sw=4 sts=4 sr noet
>>>
>>>
>>> My Flask app folder structure:
>>> (env) hd2900@hd2900:~/Documents/Python/hd2900TakeawayPrint$ ls -la
>>> total 32
>>> drwxrwxr-x 4 hd2900 hd2900 4096 Oct 10 18:23 .
>>> drwxrwxr-x 3 hd2900 hd2900 4096 Oct 10 18:04 ..
>>> drwxrwxr-x 4 hd2900 hd2900 4096 Oct 10 18:08 env
>>> -rw-rw-r-- 1 hd2900 hd2900 249 Oct 10 18:23 flaskapp.py
>>> -rw-rw-r-- 1 hd2900 hd2900 96 Oct 10 18:23 flaskapp.wsgi
>>> drwxrwxr-x 8 hd2900 hd2900 4096 Oct 10 18:23 .git
>>> -rw-r--r-- 1 root root 5 Oct 10 18:05 .gitignore
>>> -rw-rw-r-- 1 hd2900 hd2900 69 Oct 10 18:04 README.md
>>>
>>> flaskapp.wsgi content
>>> cat flaskapp.wsgi
>>> import sys
>>> sys.path.insert(0, '/var/www/html/flaskapp')
>>>
>>> Flaskapp.py content
>>> cat flaskapp.py
>>> # flaskapp.py
>>> # This is a "hello world" app sample for flask app. You may have a
>>> different file.
>>> from flask import Flask
>>> app = Flask(__name__)
>>> @app.route('/')
>>> def hello_world():
>>> return 'Hello from Flask!'
>>> if __name__ == '__main__':
>>>
>>> I don’t know how to troubleshoot this problem further, and I hope for your
>>> advice.
>>>
>>> Thanks in advance!
>>>
>>> Best regards,
>>> Jian
>>>
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>>
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